Air Quality
Excellent
No health implications.
34
PM2.5
42
PM10
47
O3
1.0
CO
13
SO2
32
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Nov
66
Good
Sun
23 Nov
90
Good
Mon
24 Nov
55
Good
Tue
25 Nov
60
Good
Wed
26 Nov
56
Good
Thu
27 Nov
63
Good
Fri
28 Nov
18
Excellent
Tieling County Air quality rank
Air quality in the last 12 months (Tieling County)
|
2025/10
|
46
|
52
|
47
|
48
|
29
|
35
|
52
|
29
|
36
|
43
|
73
|
46
|
62
|
79
|
59
|
51
|
86
|
24
|
33
|
35
|
42
|
43
|
52
|
68
|
100
|
39
|
41
|
86
|
79
|
35
|
48
|
|
2025/09
|
39
|
40
|
44
|
35
|
33
|
37
|
31
|
24
|
35
|
39
|
46
|
45
|
43
|
39
|
20
|
30
|
20
|
19
|
23
|
32
|
34
|
41
|
31
|
27
|
45
|
39
|
37
|
36
|
46
|
45
|
|
|
2025/08
|
35
|
33
|
18
|
14
|
27
|
22
|
21
|
26
|
22
|
28
|
23
|
36
|
30
|
34
|
41
|
24
|
17
|
32
|
38
|
23
|
20
|
16
|
43
|
16
|
15
|
20
|
24
|
13
|
26
|
45
|
20
|
|
2025/07
|
21
|
28
|
16
|
21
|
22
|
16
|
25
|
37
|
44
|
52
|
46
|
44
|
18
|
16
|
18
|
29
|
19
|
25
|
41
|
20
|
27
|
31
|
17
|
20
|
31
|
34
|
34
|
29
|
22
|
13
|
27
|
|
2025/06
|
27
|
51
|
30
|
16
|
39
|
33
|
18
|
38
|
34
|
17
|
27
|
33
|
35
|
41
|
36
|
19
|
45
|
36
|
41
|
19
|
20
|
35
|
38
|
49
|
49
|
46
|
39
|
21
|
37
|
15
|
|
|
2025/05
|
21
|
41
|
34
|
38
|
39
|
39
|
54
|
54
|
50
|
44
|
59
|
63
|
61
|
53
|
58
|
44
|
30
|
36
|
43
|
45
|
45
|
61
|
37
|
52
|
36
|
42
|
56
|
53
|
47
|
55
|
57
|
|
2025/04
|
92
|
67
|
64
|
59
|
43
|
65
|
68
|
73
|
80
|
78
|
63
|
35
|
25
|
32
|
50
|
59
|
73
|
36
|
45
|
56
|
70
|
19
|
46
|
72
|
48
|
66
|
44
|
51
|
81
|
64
|
|
|
2025/03
|
91
|
35
|
39
|
56
|
91
|
83
|
67
|
93
|
121
|
101
|
73
|
98
|
42
|
50
|
45
|
65
|
82
|
67
|
80
|
94
|
79
|
155
|
241
|
91
|
121
|
193
|
59
|
25
|
28
|
30
|
60
|
|
2025/02
|
144
|
193
|
96
|
66
|
55
|
73
|
55
|
53
|
69
|
59
|
64
|
47
|
74
|
94
|
109
|
51
|
26
|
22
|
37
|
47
|
45
|
50
|
49
|
57
|
85
|
62
|
99
|
142
|
|||
|
2025/01
|
47
|
49
|
53
|
64
|
106
|
113
|
45
|
27
|
47
|
54
|
71
|
87
|
88
|
71
|
39
|
52
|
68
|
71
|
91
|
84
|
82
|
112
|
130
|
108
|
93
|
136
|
132
|
46
|
114
|
94
|
109
|
|
2024/12
|
34
|
24
|
40
|
32
|
35
|
27
|
45
|
52
|
62
|
60
|
37
|
70
|
66
|
50
|
39
|
37
|
38
|
48
|
48
|
65
|
55
|
56
|
61
|
53
|
74
|
43
|
43
|
49
|
61
|
64
|
42
|
|
2024/11
|
65
|
88
|
96
|
29
|
34
|
41
|
35
|
55
|
53
|
43
|
38
|
48
|
54
|
46
|
44
|
31
|
19
|
19
|
39
|
82
|
75
|
44
|
65
|
62
|
51
|
21
|
38
|
37
|
49
|
52
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution